• July 30, 2007 30 Jul'07

    carrier detect

    Carrier detect (see modem lights) is a control signal between a modem and a computer that indicates that the modem detects a "live" carrier that can be used for sending and receiving information.  Continue Reading

  • July 30, 2007 30 Jul'07

    Using a packet sniffer for network packet analysis

    A packet sniffer may seem like a humble addition to a network professional's toolkit, but when used correctly, packet sniffers (also known as protocol analyzers) can home in on any number of network problems. "Practical Packet Analysis: Using ...  Continue Reading

  • July 28, 2007 28 Jul'07

    MPLS security analysis

    "MPLS security analysis," Chapter 3 of "CCNP Self-Study: Building Cisco Multilayer Switched Networks (BCMSN), 3rd Edition" by Richard Froom, Balaji Sivasubramanian and Erum Frahim, describes how MPLS provides security (VPN separation, robustness ...  Continue Reading

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